17584+1437 STF 2253 AB (HD 163972)

 
 
17h 58m 22.84s +14° 36' 50.9" P.A. 76.00 sep 10.9 mag 8.52,10.69 Sp M dist. 266.67 pc (869.88 l.y.)
 
 
Coord 2000 17584+1437 Discov num STF2253 Comp AB Coord arcsec 2000 17 58 22.84 +14 36 50.9
Date first 1828 Date last 2017 Obs 44
Pa first 86 Pa last 76.3 P.A. Now (θ) 76.3°
Sep first 15.0 Sep last 10.88 Sep. Now (ρ) 10.88"
Mag pri 8.52 Mag sec 10.69 delta mag (ΔM) 2.17 Spectral class M (red)
Pri motion ra +013 Sec motion ra -023
Pri motion dec +006 Sec motion dec -002
Notes L (Linear solution)
rPM=1.597
This double is not physical.
 
 
17584+1437 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 163972 103259 17 58 23 +14 36 51 STF 2253 AB 2017 44 76 10.9 8.52 10.69 2.17 <===
Show 103259 17 58 23 +14 36 51 STF 2253 AC 2015 15 63 72.1 8.52 11.69 3.17
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 163972 Constellation Hercules SAO 103259 HIP 87986
Tycho2 1019-01317-1 Gaia DR2 4499866308657063808 HD 163972 GC 24464
BD BD+14 3375 Distance 266.67 Distance ly 869.88